Medicare Informatics - Medicare Informatics & Data Analysis in Cloud

Diseases of the respiratory system (J00-J99)

Note:: When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).

Use additional: code, where applicable, to identify:
Use additional: exposure to environmental tobacco smoke (Z77.22)
Use additional: exposure to tobacco smoke in the perinatal period (P96.81)
Use additional: history of tobacco dependence (Z87.891)
Use additional: occupational exposure to environmental tobacco smoke (Z57.31)
Use additional: tobacco dependence (F17.-)
Use additional: tobacco use (Z72.0)
Excludes 2:: certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
smoke inhalation (T59.81-)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Chronic lower respiratory diseases (J40-J4A)

Excludes 1:: bronchitis due to chemicals, gases, fumes and vapors (J68.0)
Excludes 2:: cystic fibrosis (E84.-)

J40

Bronchitis, not specified as acute or chronic
Bronchitis NOS
Bronchitis with tracheitis NOS
Catarrhal bronchitis
Tracheobronchitis NOS

Use additional	code to identify:
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	exposure to tobacco smoke in the perinatal period (P96.81)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 1:	acute bronchitis (J20.-) allergic bronchitis NOS (J45.909-) asthmatic bronchitis NOS (J45.9-) bronchitis due to chemicals, gases, fumes and vapors (J68.0)

J41

Simple and mucopurulent chronic bronchitis [+]

Use additional	code to identify:
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	exposure to tobacco smoke in the perinatal period (P96.81)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 2:	chronic bronchitis NOS (J42) chronic obstructive bronchitis (J44.-)

J42

Unspecified chronic bronchitis
Chronic bronchitis NOS
Chronic tracheitis
Chronic tracheobronchitis

Use additional	code to identify:
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	exposure to tobacco smoke in the perinatal period (P96.81)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 1:	bronchiolitis obliterans and bronchiolitis obliterans syndrome (J44.81) chronic asthmatic bronchitis (J44.-) chronic bronchitis with airways obstruction (J44.-) chronic emphysematous bronchitis (J44.-) chronic obstructive pulmonary disease NOS (J44.9) simple and mucopurulent chronic bronchitis (J41.-)

J43

Emphysema [+]

Excludes 1:	compensatory emphysema (J98.3) emphysema due to inhalation of chemicals, gases, fumes or vapors (J68.4) interstitial emphysema (J98.2) mediastinal emphysema (J98.2) neonatal interstitial emphysema (P25.0) surgical (subcutaneous) emphysema (T81.82)
Excludes 2:	emphysema with chronic (obstructive) bronchitis (J44.-) emphysematous (obstructive) bronchitis (J44.-) traumatic subcutaneous emphysema (T79.7)

J44

Other chronic obstructive pulmonary disease [+]

Includes:	asthma with chronic obstructive pulmonary disease chronic asthmatic (obstructive) bronchitis chronic bronchitis with airway obstruction chronic bronchitis with emphysema chronic emphysematous bronchitis chronic obstructive asthma chronic obstructive bronchitis chronic obstructive tracheobronchitis
Code also	type of asthma, if applicable (J45.-)
Excludes 1:	chronic bronchitis NOS (J42) chronic simple and mucopurulent bronchitis (J41.-) chronic tracheitis (J42) chronic tracheobronchitis (J42)
Excludes 2:	bronchiectasis (J47.-) emphysema without chronic bronchitis (J43.-)

J44.0

Chronic obstructive pulmonary disease with (acute) lower respiratory infection

Code also

to identify the infection

J44.1

Chronic obstructive pulmonary disease with (acute) exacerbation
Decompensated COPD
Decompensated COPD with (acute) exacerbation

Excludes 2:

chronic obstructive pulmonary disease [COPD] with acute bronchitis (J44.0)
lung diseases due to external agents (J60-J70)

J44.8

Other specified chronic obstructive pulmonary disease [+]

J44.9

Chronic obstructive pulmonary disease, unspecified
Chronic obstructive airway disease NOS
Chronic obstructive lung disease NOS

Excludes 2:

lung diseases due to external agents (J60-J70)

J4A

Chronic lung allograft dysfunction [+]

Code first	, if applicable: heart-lung transplant rejection (T86.31) lung transplant rejection (T86.810) other complications of heart-lung transplant (T86.39) other complications of lung transplant (T86.818)
Code also	, if applicable, bronchiolitis obliterans syndrome (J44.81)

J45

Asthma [+]

Includes:	allergic (predominantly) asthma allergic bronchitis NOS allergic rhinitis with asthma atopic asthma extrinsic allergic asthma hay fever with asthma idiosyncratic asthma intrinsic nonallergic asthma nonallergic asthma
Use additional	code to identify:
Use additional	eosinophilic asthma (J82.83)
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	exposure to tobacco smoke in the perinatal period (P96.81)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 1:	detergent asthma (J69.8) miner's asthma (J60) wheezing NOS (R06.2) wood asthma (J67.8)
Excludes 2:	asthma with chronic obstructive pulmonary disease (J44.9) chronic asthmatic (obstructive) bronchitis (J44.9) chronic obstructive asthma (J44.9)

J45.2

Mild intermittent asthma [+]

J45.3

Mild persistent asthma [+]

J45.4

Moderate persistent asthma [+]

J45.5

Severe persistent asthma [+]

J45.9

Other and unspecified asthma [+]

J47

Bronchiectasis [+]

Includes:	bronchiolectasis
Use additional	code to identify:
Use additional	exposure to environmental tobacco smoke (Z77.22)
Use additional	exposure to tobacco smoke in the perinatal period (P96.81)
Use additional	history of tobacco dependence (Z87.891)
Use additional	occupational exposure to environmental tobacco smoke (Z57.31)
Use additional	tobacco dependence (F17.-)
Use additional	tobacco use (Z72.0)
Excludes 1:	congenital bronchiectasis (Q33.4) tuberculous bronchiectasis (current disease) (A15.0)